in my view, the key is technology and air cover. our ability to implement the best technology at the border as we're doing so now. to speed that up can improve where we are now. >> i went to the border. it is clear that it is a vast border. i am from the tiny state of new york. you cannot do it is by letting the people. you can figure out where the people are going and apprehend them 50 miles inland. the drones have the ability to follow that. we need more drones. we need more air. >> i do not disagree in the technology. the actinometer has always been one of the major problems in calculating. >> again, how we tighten up security. it is clear that tamerlan tsarnaev had no record of him going to russia are coming back because his name was misspelled. it was a foreign airline. under our bill, everything will have to be a passport or machine-read. is it a safe guess that under our law the authorities would know that tamerlan was going to russia? >> there was a ping on the l down to customs. anything that makes a requirement for machine